US D251114 S
FIG. 1 is a right front perspective view of a pH meter showing my new design;
FIG. 2 is a right side elevational view thereof, the left side being a mirror image thereto;
FIG. 3 is a front elevational view thereof as taken from line 3--3 of FIG. 2;
FIG. 4 is a rear elevational view thereof as taken from line 4--4 of FIG. 2.